OpenTechnical

OT-2026-000036123

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036123) never changes.

Identity and time

Publication numberOT-2026-000036123 · never reused
Internal UUID01a0ae77-01ce-772a-b9ec-727ec62801e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036123
StatusPUBLIC

Content hashes

Canonical textae16e669b9a3e65cbb13aec42903a6e92a7502a9ffc146c292a5db81ef1ec8ce
Markdown7b6b617739ac44b7f0216584e096de1344da954c5c800f5be4804aa66055c74f
PDF
Publication page4e84bd9d2b52404e411710456b4e276afcfa06d4dc5babb9b13c11963ca34045
Manifestbf0d3b02ad7b495f487349b029f680399a2459c5b8e887016667263d3c816e4d

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedrcbL8QzZ3fg1zwj7aOI0nlWb3XtRMI+FN06UkgL+0ldExtj1XBCj6o1YVKeryMqHCKrb2uJ1L0VzY+YS/lQAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:19.137749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036123
observed 4e84bd9d2b52404e411710456b4e276a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.120903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036123/manifest.json
observed bf0d3b02ad7b495f487349b029f68039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.104687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036123/publication.md
observed 7b6b617739ac44b7f0216584e096de13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.088143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036123/publication.txt
observed ae16e669b9a3e65cbb13aec42903a6e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.